Calling Cards

Great value international calls

Trusted by loyal patrons for over 15 Years!

  • Cheap international rates
  • Credit never expires
  • Real time call records
  • Per minute billing
  • Auto Topup
  • 10 x Direct Dial numbers
  • Instant activation


SIMs for Personal and Businesses users

Enjoy blazing fast 5G Data

  • 99% UK population coverage
  • SIMs starting from £4 incl VAT
  • Cheap international rates
  • Blacklist or whitelist callers
  • Tisa Protect SIMs for the vulnerable
  • Port multiple UK numbers (landline or mobile) to the same SIM
  • Instant Activation

Cloud PBX

For Businesses and Work from home

Hosted telephony provider since 2008

  • Port your landline and mobile numbers
  • Free call recordings up to 1GB storage
  • Feature rich PBX functionality
  • Detailed reports
  • Encryption and Remote provisioning
  • Intuitive control panel
  • Instant activation


Empower your workforce

Use a proper mobile service developed exclusively and extensively for the “work from home” Covid era. 

Be Reachable!

With 99% UK population coverage, receive business calls on your office number straight to your mobile.

Be safe & professsional

Make Outbound calls from your mobile with your office Caller ID during working hours.

Be In Control

Simple and Intuitive control panel offering full PBX functionality allowing you to setup greetings, menus, ring groups etc.

No Data/Wifi? No issues

No dependency on mobile data/wifi or Apps. Native PBX functionality straight to your mobile.


Tisa Mobile is powered by 9Eons, an established wholesale telecommunications carrier in the UK since 2007.